The work by Dr. Sam Hsu

Dr. Sam Hsu demonstrates a novel liquid junction solar cell based on metal halide perovskite p-MeNH3PbI3 photocathode. The work makes use of organic redox mediators that is compatible with the fragile perovskite absorber layer.

Link: http://pubs.acs.org/doi/abs/10.1021/jacs.5b09758